81591664

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{9461}}^1$

素因数の和:9494

約数の個数: 60

約数和(自身を含む): 200632248

約数和(自身を除く): 119040584

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 392, 539, 616, 784, 1078, 1232, 2156, 4312, 8624, 9461, 18922, 37844, 66227, 75688, 104071, 132454, 151376, 208142, 264908, 416284, 463589, 529816, 728497, 832568, 927178, 1059632, 1456994, 1665136, 1854356, 2913988, 3708712, 5099479, 5827976, 7417424, 10198958, 11655952, 20397916, 40795832, 81591664]

約数ペア:

[(1, 81591664), (2, 40795832), (4, 20397916), (7, 11655952), (8, 10198958), (11, 7417424), (14, 5827976), (16, 5099479), (22, 3708712), (28, 2913988), (44, 1854356), (49, 1665136), (56, 1456994), (77, 1059632), (88, 927178), (98, 832568), (112, 728497), (154, 529816), (176, 463589), (196, 416284), (308, 264908), (392, 208142), (539, 151376), (616, 132454), (784, 104071), (1078, 75688), (1232, 66227), (2156, 37844), (4312, 18922), (8624, 9461)]